Holosun HS403B Red Dot Sight

The HS403B is a compact 20mm micro sight specifically designed for rifle and carbine applications. Equipped with Holosun’s cutting-edge Red Super LED, it boasts an impressive battery life of 50,000 hours. With 10 daylight and 2 night vision compatible reticle intensity settings, it adapts to various lighting conditions effortlessly. Crafted from durable 6061 aluminum, the HS403B comes complete with a lower 1/3 co-witness mount (1.63″) and a low mount (.75″) for optimal rifle application with low-comb height. Notable features include Shake Awake technology, user-friendly digital buttons for setting adjustments, rubber lens covers for protection, and a convenient side-mounted battery tray for the 2032 battery. The HS403B offers exceptional versatility, catering to users of all skill levels.

Features and Specs:

• Designed for day and night use
• 2 MOA on dot size
• Parallax-free
• Unaffected by extreme weather conditions
• Durable construction
• Lower 1/3 Co-witness Mount
• Low Profile Mount (included)
• T10 L Key (included)
• Rubber Cover (included)
• CR2032 Battery (included)